function formatTime(date) {
  var year = date.getFullYear()
  var month = date.getMonth() + 1
  var day = date.getDate()

  var hour = date.getHours()
  var minute = date.getMinutes()
  var second = date.getSeconds()


  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}

function formatNumber(n) {
  n = n.toString()
  return n[1] ? n : '0' + n
}
function getScreenWidth(){
  var width = 0;
 wx.getSystemInfo({
   success: function(res) {


     console.log(res.windowWidth);  
     width = res.windowWidth;

   },
  
 })
  
 return width

}

module.exports = {
  formatTime: formatTime,
  getScreenWidth: getScreenWidth

}
